ASoC: codecs: tas5720: add TAS5722 TDM slot width setting support
Unlike the TAS5720, the TAS5722 can be configured to utilize 16-bit wide
slots in TDM mode. This can help easing audio clocking/frequency
requirements.
Signed-off-by: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/tas5720.c b/sound/soc/codecs/tas5720.c
index 3c46911..6bd0e5d 100644
--- a/sound/soc/codecs/tas5720.c
+++ b/sound/soc/codecs/tas5720.c
@@ -152,6 +152,7 @@
int slots, int slot_width)
{
struct snd_soc_component *component = dai->component;
+ struct tas5720_data *tas5720 = snd_soc_component_get_drvdata(component);
unsigned int first_slot;
int ret;
@@ -185,6 +186,20 @@
if (ret < 0)
goto error_snd_soc_component_update_bits;
+ /* Configure TDM slot width. This is only applicable to TAS5722. */
+ switch (tas5720->devtype) {
+ case TAS5722:
+ ret = snd_soc_component_update_bits(component, TAS5722_DIGITAL_CTRL2_REG,
+ TAS5722_TDM_SLOT_16B,
+ slot_width == 16 ?
+ TAS5722_TDM_SLOT_16B : 0);
+ if (ret < 0)
+ goto error_snd_soc_component_update_bits;
+ break;
+ default:
+ break;
+ }
+
return 0;
error_snd_soc_component_update_bits: